TWI583559B - The manufacturing method of composite board and its finished product - Google Patents

Description

Manufacturing method of composite board and finished product thereof

The present invention relates to a composite panel, and more particularly to a composite panel that can be applied to sports equipment.

According to the general practice, it is applied to various board sports boards such as skateboards, water skis, snowboards, surfboards, and sports equipment such as rackets, which are usually cut, spliced, ground, etc. by a single material such as wood, plastic or metal. The process steps are made into finished products. However, in the process of long-term research and production, testing and use and marketing in related fields, the inventor of the present invention found that the process of making plates is quite labor-intensive and time-consuming, and the raw materials such as high-quality wood for making the plates are not easy to obtain. The finished product made of plastic is not strong enough, and the weight of the finished product made of metal material is heavy, and the processing of the metal material is more difficult. In view of the above, the inventors of the present invention have observed that the above-mentioned disadvantages are necessary, and it is considered that there is a need for further improvement of the conventional plate, and the present invention is produced.

In view of the disadvantages of conventional plates, such as being too heavy, complicated in process, and insufficient in structural strength, the object of the present invention is to provide a method for manufacturing a composite plate and a finished product thereof, which are simple in process method, can effectively shorten working hours, and can be produced. A lightweight, structurally strong finished product.

In order to achieve the above object, the manufacturing method of the composite board provided by the present invention comprises the steps of: a step of forming a liner, a step of rolling a fiber tube, a step of a fiber tube of the device, and a coated fiber. And a step of forming a plate body, wherein the inner molding step injects at least one filling material into a first mold, the filling material is solidified to form a liner, and the inner liner is used in the first mold Taking out, wherein the inner liner is formed with a plurality of long slots through the first mold; in the rolling fiber tube step, a plurality of fiber materials are separately wound into a plurality of fiber tubes, and then each of the fiber tubes is Inserting a foamed material, and aligning the sizes of the fiber tubes with the same length of the slot; in the fiber tube step of the device, placing the fiber tube into the long slot of the inner casing; The fiber covering step is to coat a fiber material on the outer peripheral side of the inner liner; in the plate body forming step, the inner core coated with the fiber material is placed in a second mold, and the heating is performed. The foamed material in the fiber tube is expanded and expanded by heat, and the fiber tubes are opened, and the fiber tubes are pushed from the long holes of the inner liner to the inner side of the fiber covering the inner tube. And further heating and bonding the fiber material and the fiber tubes due to high temperature, and after cooling Of molding.

The composite panel provided by the present invention comprises: a liner, which is generally a plate body, and is provided with a plurality of long slots; and a plurality of reinforcing ribs, each of which has a tubular body, and Each of the reinforcing ribs is provided with a foaming material, and the reinforcing ribs are disposed in the long slot of the inner tank; a coating layer is disposed on the outer peripheral side of the inner tank, and the reinforcing ribs are Combine.

The manufacturing method of the composite board provided by the present invention and the finished product thereof are the first through the inner tube forming step, the rolled fiber tube step, the fiber tube step of the device, the coated fiber step, and the plate forming step. Injecting the filling material to form the inner liner, placing the fiber tube into the long slot of the inner liner, and then coating the fibrous material on the outer peripheral side of the inner liner, thereby thermally curing the fibrous material and the The fiber tube is used to form a finished composite sheet. Compared with the conventional method for manufacturing a finished sheet material by cutting, splicing, grinding, etc., the process of the present invention uses the raw material to obtain an easy filling of the filling material to form the inner liner. It has the advantages of simple construction method and can effectively shorten the working hours. The gain of economic efficiency. After the composite sheet is hot-melt-formed, the fiber tube in the long slot of the liner can be combined with the fiber material on the outer peripheral side of the liner to form an integrated fiber structure, thereby causing the fiber to be The tube can form a reinforcing rib support structure between the fibers, thereby enhancing the structural strength of the composite sheet to form a structurally strong finished product. In addition, the invention utilizes the filling material and the fiber material to make the finished product, which can greatly reduce the weight of the finished product, and the finished product has the advantages of light weight.

100‧‧‧Compound board finished products

10‧‧‧ liner

11‧‧‧Long slot

20‧‧‧Fiber tube

21‧‧‧foaming material

30‧‧‧Fiber

40‧‧‧ Strengthening ribs

41‧‧‧foaming material

50‧‧‧Cladding

200‧‧‧First mould

210‧‧‧First room

220‧‧‧ rib

300‧‧‧Second mold

310‧‧‧Second room

Figure 1 is a flow chart of the present invention.

Figure 2 is a schematic view of the first mold of the present invention.

Figure 3 is a top plan view of the bladder of the present invention.

Figure 4 is a cross-sectional view of the fiber tube of the present invention.

Fig. 5 is a cross-sectional view showing the fiber tube of the inner tube device of the present invention.

Figure 6 is a schematic view of the coated fibrous material of the present invention.

Figure 7 is a schematic view showing the solidification molding of the second mold of the present invention.

Figure 8 is a perspective view of the finished product of the present invention.

Figure 9 is a cross-sectional view of the finished product of the present invention.

Figure 10 is a top plan view of a liner of another embodiment of the present invention.

Figure 11 is a cross-sectional view showing the eleventh end of the tenth embodiment of the present invention.

Figure 12 is a cross-sectional view showing a fiber tube of a bladder device according to another embodiment of the present invention.

Please refer to FIG. 1 , which is a flow chart of the present invention, which discloses a method for manufacturing a composite board, which comprises the following steps:

The inner molding step: please refer to FIG. 2, firstly, a first mold 200 is prepared. The first mold 200 has a first chamber 210, and the first chamber 210 is convexly provided with a plurality of ribs 220. The ribs 220 are longitudinally abutted to the two ends of the first chamber 210. In the present invention, the first chambers 210 are parallel and spaced apart along the long axis thereof. And the lateral ends of the ribs 220 and the inner peripheral wall of the first chamber 210 have a predetermined space, so that the ribs 220 are respectively isolated in the first chamber 210, but this is only an implementation. For example, rather than limiting the embodiment of the present invention, the ribs 220 may be protruded along the short axis of the first chamber 210 or may be staggered along the long axis and the short axis of the first chamber 210, respectively. At least one filling material is injected into the first chamber 210 of the first mold 200. In the present invention, the filling material is a PU foam material. Please refer to FIG. 3 at the same time, the filling material can be injected. After the first chamber 210, foaming and solidifying in the first chamber 210, and forming a pair of inner tubes 10 corresponding to the inner peripheral wall of the first chamber 210, and the size of the inner tube 10 is slightly smaller than the composite sheet The size of the finished product is then taken out from the first chamber 210 of the first mold 200. The inner casing 10 is formed with a plurality of long slots 11 corresponding to the ribs 220 in the first chamber 210. In the present invention, the ribs 220 are longitudinally abutted to the ends of the first chamber 210, and the ribs 220 are isolated from the first chamber along the long axis of the first chamber 210. 210, and having a predetermined space with the inner peripheral wall of the first chamber 210, the inner tank 10 is formed with the long slot holes 11 which are vertically permeable, and the long slots 11 are along the inner tank The long axis of 10 is open in the middle of the inner liner 10 and has a predetermined distance from the circumference of the inner liner 10.

Rolling fiber tube step: Please continue to refer to Figure 3, and please also refer to Figure 4, using several sheets of fiber material to roll the number of fiber tubes 20 separately, and make the fiber tubes 20 separate. Corresponding to the size of the slotted holes 11, wherein the length of the fiber tubes 20 is Corresponding to the long axis length of the equal length slot 11, the tube widths of the fiber tubes 20 respectively correspond to the long axis width of the slot holes 11, and the tube thickness of the fiber tubes 20 is slightly smaller than the length. The depth of the slot 11 is, in the present invention, the fiber material of the fiber tube 20 can be selected as carbon fiber, but this is only an embodiment, and is not limited to the embodiment of the present invention, the fiber material of the fiber tube 20 It can also be selected as glass fiber, or other composite fiber which can be formed by heat curing and has the characteristics of light weight and structural strength. Then, a foamed material 21 is placed in each of the fiber tubes 20, wherein the foamed material 21 is a thermally expandable foamed material which is foamed and expanded and solidified when heated.

The fiber tube step of the device: please refer to Fig. 5, and the fiber tubes 20 are respectively placed in the long slots 11 of the inner tube 10, since the tube lengths of the fiber tubes 20 correspond to the equal length slots respectively. The long axis of the hole 11 is long, and the tube widths of the fiber tubes 20 respectively correspond to the long axis width of the slot holes 11, so that the fiber tubes 20 can be completely accommodated and slightly clamped to the inner tube 10. The long slot 11 of the long slot 11 is filled with the long slot 11 of the inner tube 10, and the tube thickness of the fiber tubes 20 is slightly smaller than the depth of the long slots 11, so that the fiber tubes 20 can be The outer tube walls of the upper and lower sides have a predetermined distance from the upper and lower surfaces of the inner liner 10, so that the fiber tubes 20 are completely buried in the long slots 11 of the inner liner 10.

Step of coating the fiber material: Please continue to refer to FIG. 6 to coat a fiber 30 on the outer peripheral side of the liner 10, and completely cover the inner casing 10 with the fiber material 30. In the present invention, The fiber material 30 can be selected as carbon fiber, but this is only an embodiment, and is not limited to the embodiment of the present invention. The fiber material 30 can also be selected as glass fiber, or other heat-curable molding, and has a light weight. Composite fiber with structural strength and other characteristics.

Plate forming step: Please refer to FIG. 7 together, and please refer to FIG. 6 to prepare a second mold 300 having a second chamber 310. The second chamber 310 of the second mold 300 is slightly larger than the first chamber 210 of the first mold 200, and the second chamber 310 is adapted to receive the inner tank 10 covered with the fibrous material 30. And the inner peripheral wall of the second chamber 310 corresponds to the appearance and size of the finished composite sheet. The inner casing 10 covered with the fibrous material 30 is placed in the second chamber 310 of the second mold 300, and heated, please refer to the figures 3 and 5, at this time, The foamed material 21 in the fiber tube 20 is foamed and expanded by heat, and the fiber tubes 20 are opened, and the fiber tubes 20 are pushed by the long slots 11 of the inner liner 10 to cover the fibers. The fiber material 30 of the inner liner 10 is inside, and the fiber tubes 20 are further thermally and fused with the fiber material 30 covering the inner liner 10. Please refer to Figure 8 and Figure 9 again, and please refer to Figure 7 as shown in Figure 7. After cooling and cooling, the foamed material 21 is solidified, and the fiber tube 20 and the liner are coated. The fibrous material 30 of 10 is also solidified and combined into a unitary structure, so that the fiber tubes 20 form a reinforcing support structure between the fibrous materials 30, and the fibrous material 30 corresponds to the inner peripheral wall of the second chamber 310. Forming the appearance and size of the finished composite panel.

Please refer to FIG. 8 and FIG. 9 for a perspective view of the finished product and a cross-sectional view of the finished product. The composite panel 100 is disclosed. The composite panel 100 includes:

a tank 10, please refer to FIG. 3, the liner 10 is made of at least one filling material, and is generally a plate body, and is provided with a plurality of long slots 11 for up and down air permeability, in the present invention The liner 10 is made of a PU foam material, and the size of the liner 10 is slightly smaller than the size of the composite sheet 100, and a plurality of long slots 11 are arranged in parallel along the long axis of the liner 10, and There is a predetermined distance from the circumference of the inner liner 10, but this is only an embodiment, and is not limited to the embodiment of the present invention. The long slot holes 11 may also be opened along the short axis of the inner casing 10, or respectively Along the liner 10 Long and short axes are staggered.

A plurality of reinforcing ribs 40, please refer to FIG. 4 again, the reinforcing rib 40 is a tube body, and a foaming material 21 is disposed in the tube, and the reinforcing rib 40 is disposed on the inner tank 10 In the long slot 11 and the length of the tube of the reinforcing rib 40 corresponds to the long axis of the slotted hole 11, the tube width of the reinforcing rib 40 corresponds to the long axis width of the slotted hole 11, so that the reinforcing rib 40 The fiber material of the reinforcing ribs 40 can be selected as carbon fiber in the present invention. However, this is only an embodiment, not a limitation. In the embodiment of the invention, the fiber materials of the reinforcing ribs 40 may also be selected as glass fibers or other composite fibers which are heat-curable and have the characteristics of light weight, structural strength and the like.

A coating layer 50 is disposed on the outer peripheral side of the inner liner 10 and completely covers the inner liner 10, and the coating layer 50 covers the inner liner 10 to correspond to a predetermined appearance of the finished composite sheet 100. And the size, the cladding layer 50 is thermally integrated with the reinforcing ribs 40 to form an integrated structure, so that the reinforcing ribs 40 form a reinforcing support structure between the cladding layers 50. In the present invention, the cladding layer The 50 series can be selected as carbon fiber, but this is only an embodiment, and is not limited to the embodiment of the present invention. The coating layer 50 can also be selected as glass fiber, or other heat-curable molding, and has a light weight and structure. Composite fiber with strong properties such as toughness.

The present invention will be further described in detail for further understanding of the structural features of the invention, the application of the invention, and the claimed <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; 3 to 6 illustrate a method of manufacturing the composite panel, which is sequentially passed through the inner liner molding step, the rolled fiber tube step, the device fiber tube step, the coated fiber step, and the sheet. a body forming step of injecting the filling material to form the inner liner 10, and then The fiber tube 20 is placed in the long slot 11 of the inner liner 10, and then the fibrous material 30 is coated on the outer peripheral side of the inner liner 10, and finally heated to cure the fibrous material 30 by heat fusion. The fiber tube 20 is formed into a finished composite sheet. Therefore, the process method of the invention is simple, and the working time can be effectively shortened, and the gain of economic benefit is achieved.

It is worth mentioning that, since the first chamber 210 of the first mold 200 is slightly smaller than the second chamber 310 of the second mold 300, the difference in the size of the equal chamber space can be utilized to shape the inner tank 10. After that, a space for covering the outer side of the fibrous material 30 is formed, so that the inner liner 10 can form a predetermined finished size after coating the fibrous material 30.

Please continue to refer to Figures 8 and 9 and please refer to Figures 3 and 5 to show the fibers in the long slot 11 of the liner 10 after the composite sheet 100 is hot melt cured. The tube 20 can be combined with the fibrous material 30 on the outer peripheral side of the inner liner 10 to form an integral fibrous structure, whereby the fibrous tubes 20 can form a reinforcing rib 40 support structure between the fibrous members 30, thereby The structural strength of the composite panel is improved to form a structurally strong finished product, so that the composite panel not only has the advantages of simple process method, but also has a strong structure to overcome the insufficient structural strength of the finished plastic. problem.

It is worth mentioning that the manufacturing method of the invention is simple, and the process method of the invention is simple, and the working time is effectively shortened, and the gain of economic benefit is achieved, compared with the conventional manufacturing method for preparing the finished product of the sheet by cutting, splicing, grinding and the like. Moreover, the composite panel is formed by injecting the filler material into the casing 10 by using the raw material, which can overcome the problem that the raw materials such as high-quality wood are difficult to obtain. By using the fiber tubes 20 to form the reinforcing rib 40 supporting structure between the fiber materials 30, the problem of insufficient structural strength of the finished plastic made by the conventional plastic can be overcome, and a structurally strong finished product can be formed. And the composite board is made of a filler material and a fiber material, which is made by using a metal material or wood. The finished product can greatly reduce the weight of the finished product, and the finished product has the advantage of being lightweight, thereby overcoming the problem that the weight of the finished product made of metal material is very heavy.

Continuing to refer to FIGS. 10 to 12, a top view of the inner casing, a cross-sectional view of the eleven end faces, and a cross-sectional view of the fiber tube of the inner casing device according to another embodiment of the present invention are different from the foregoing embodiment in that The long slots 11 extend and extend through the periphery of the inner casing 10, and the inner casing 10 is provided with a plurality of connecting ribs 12 on the inner wall of the long slots 11, and the fiber tubes 20 can be respectively The slot 11 should be equal in length for placement in the slotted slot 11.

Further, the features of the present invention and the achievable expected effects thereof are as follows: The manufacturing method of the composite panel of the present invention can effectively shorten the working hours, achieve the economic benefit gain, and more preferably through a simple process method. The use of the raw material to obtain an easy filling material to form the inner liner 10 overcomes the problem that the conventional raw materials are difficult to obtain.

The finished product of the composite panel of the present invention is such that the fiber tube 20 in the long slot 11 of the inner liner 10 is combined with the fibrous material 30 on the outer peripheral side of the inner liner 10, so that the fibrous tube 20 forms the fibrous material 30. The reinforcing support structure is used to enhance the structural strength of the composite panel to form a lightweight and structurally strong finished product.

In summary, the present invention has excellent advancement and practicability in similar products, and at the same time, the technical materials of such structures are frequently investigated at home and abroad, and the same structure is not found in the literature. The invention already has the invention patent requirements, and the application is filed according to law.

However, the above-mentioned ones are merely preferred embodiments of the present invention, and the equivalent structural changes of the present invention and the scope of the claims are intended to be included in the scope of the present invention.

100‧‧‧Compound board finished products

10‧‧‧ liner

40‧‧‧ Strengthening ribs

41‧‧‧foaming material

50‧‧‧Cladding

Claims (10)

A manufacturing method of a composite panel, the method comprising: a liner molding step: preparing a first mold, the first mold having a first chamber, and injecting at least one filler material into the first mold In the chamber, the filling material is solidified to form a liner, and the inner liner is taken out from the first mold, wherein the inner liner is formed through the first mold to form a plurality of long slots that are vertically permeable; Fiber-making tube step: a plurality of fiber materials are separately wound into a plurality of fiber tubes, and then a foam material which is foamed and expanded by heat is placed in the fiber tubes, and the sizes of the fiber tubes are respectively determined. Corresponding to the size of the slotted hole; device fiber tube step: placing the fiber tube into the long slot of the inner tank; coating the fiber material step: coating a fiber material on the outer side of the inner liner; a body forming step: preparing a second mold having a second chamber, and the second chamber of the second mold is slightly larger than the first chamber of the first mold, and is covered with The inner liner of the fiber material is placed in the second chamber of the second mold, and is added So that the fibrous material of the fiber and the tube due to high temperature hot melt binding, and cooled and solidified after molding. The manufacturing method of the composite panel according to claim 1, wherein in the inner molding step, the first chamber of the first mold is convexly provided with a plurality of ribs, and the filling material is injected into the The first cavity of the first mold is formed with the long holes through the ribs. The method of manufacturing a composite panel according to the first aspect of the invention, wherein in the step of forming the liner, the filler material may be a PU foam material, and in the step of rolling the fiber tube, a sheet is utilized. The fibrous material is rolled into the fiber tube, and the fiber material of the fiber tube is carbon fiber or glass Glass fiber, and in the step of coating the fiber, the fiber is carbon fiber or glass fiber. A composite panel comprising: a liner, which is generally a plate body, and is provided with a plurality of long slots that are vertically permeable; a plurality of reinforcing ribs, each of which has a tubular body, and Each of the reinforcing ribs is provided with a foaming material, and the reinforcing ribs are disposed in the long slot of the inner tank; a coating layer is disposed on the outer peripheral side of the inner tank and is opposite to the reinforcing ribs Combine. The composite panel according to claim 4, wherein the inner liner is provided with at least one connecting rib on the inner wall of the long slot. The composite panel according to claim 4, wherein the length of the reinforcing ribs corresponds to a long axis length of the slotted holes, and the width of the reinforcing ribs corresponds to a long axis width of the slotted holes. . The composite panel of claim 4, wherein the coating completely covers the liner. The composite panel according to claim 4, wherein the cladding layer and the reinforcing ribs are integrated by heat fusion. The composite panel of claim 4, wherein the elongated slots are parallel to each other. The composite board according to the fourth aspect of the invention, wherein the inner liner is a PU foam material, the reinforcing rib is carbon fiber or glass fiber, and the foam material is a thermal expansion foam material, the coating The layer is carbon fiber or glass fiber.